Science Advances

Supplementary Materials

This PDF file includes:

  • Supplementary Text
  • Section S1. Fabrication of MNF and microbottle structures
  • Section S2. Experimental setup for Raman, PL, and lasing spectra measurements
  • Section S3. Oxygen dangling bonds and charge transfer
  • Section S4. Synthesis of TMD monolayers
  • Section S5. Single-crystal nature
  • Section S6. Monolayer MoS2 grown on nanofibers
  • Section S7. PL enhancement on a microbottle structure
  • Section S8. Absorption spectra
  • Section S9. High-resolution AFM scan
  • Section S10. Calculation of the band structure
  • Section S11. Determination of neutral excitons, trions, and defect-related localized excitons
  • Section S12. Spectral changes in monolayer MoS2 without photoactivation
  • Section S13. Investigation of cavity effect in the PL enhancement
  • Section S14. Optical properties in monolayer MoS2 removed from MNFs
  • Section S15. Photoactivation threshold
  • Section S16. PL enhancement in monolayer MoSe2 grown on MNFs
  • Section S17. Calibration of PL QYs
  • Section S18. Simulation of lasing cavity modes
  • Section S19. Rate equation analysis
  • Section S20. Lasing performance in other resonant modes
  • Section S21. Reproducibility of our approach
  • Fig. S1. Fabrication of MNF and microbottle structures.
  • Fig. S2. Experimental setup for Raman, PL, and lasing measurements.
  • Fig. S3. Numerical simulation of oxygen dangling bonds and charge transfer.
  • Fig. S4. Experimental setup for growing monolayer MoS2 using a CVD method.
  • Fig. S5. Single-crystal nature.
  • Fig. S6. Monolayer MoS2 grown on an optical nanofiber.
  • Fig. S7. PL enhancement on a microbottle structure.
  • Fig. S8. Absorption spectra of monolayer MoS2 on a planar silica substrate and different fibers.
  • Fig. S9. High-resolution AFM scan.
  • Fig. S10. DFT calculations of the band structure of monolayer MoS2.
  • Fig. S11. Spectral responses obtained under low temperatures and different atmospheric pressures, and time-resolved PL measurement.
  • Fig. S12. Spectral changes in monolayer MoS2 without photoactivation.
  • Fig. S13. Investigation of cavity effect in the PL enhancement.
  • Fig. S14. Optical properties in monolayer MoS2 removed from MNFs.
  • Fig. S15. Pump intensity dependent PL intensity of monolayer MoS2 on different substrates.
  • Fig. S16. PL enhancement in monolayer MoSe2 grown on MNFs.
  • Fig. S17. Simulation of lasing cavity modes.
  • Fig. S18. Rate equation analysis.
  • Fig. S19. Lasing performance in other resonant modes.
  • Fig. S20. Typical lasing spectra and light in–light out curves of the lasing performance in typical five different samples.
  • Table S1. Details of electron transfer in the structure of fig. S3.
  • Table S2. Summary of the accuracy in QY measured in typical five samples.
  • Table S3. Comparison of the fitting parameters of microfiber and microbottle of rate equation analysis.
  • Table S4. Summary of the lasing thresholds of samples shown in fig. S20.
  • References (39, 40)

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